Lee Elliot Major: Middle classes have found new ways to retain their upper hand in the educational arms race

Social mobility is too low in Britain. Too many people are stuck from one generation to the next in the same income bracket or social class group. Too much talent goes unfulfilled at great social and economic cost to the nation.

We know this from a seminal study published by the Sutton Trust and produced by researchers at the Centre for Economic Performance at the London School of Economics 10 years ago.